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path: root/drivers/acpi/scan.c
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-rw-r--r--drivers/acpi/scan.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index db5fc6f9628e..31c99f7148d0 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -1551,9 +1551,13 @@ static void acpi_bus_get_power_flags(struct acpi_device *device)
*/
if (acpi_has_method(device->handle, "_PSC"))
device->power.flags.explicit_get = 1;
+
if (acpi_has_method(device->handle, "_IRC"))
device->power.flags.inrush_current = 1;
+ if (acpi_has_method(device->handle, "_DSW"))
+ device->power.flags.dsw_present = 1;
+
/*
* Enumerate supported power management states
*/